EP3951928A4 - POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, POSITIVE ELECTRODE PLATE FOR LITHIUM-ION BATTERY AND THEIR MANUFACTURING PROCESS - Google Patents

POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, POSITIVE ELECTRODE PLATE FOR LITHIUM-ION BATTERY AND THEIR MANUFACTURING PROCESS Download PDF

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Publication number
EP3951928A4
EP3951928A4 EP20783486.2A EP20783486A EP3951928A4 EP 3951928 A4 EP3951928 A4 EP 3951928A4 EP 20783486 A EP20783486 A EP 20783486A EP 3951928 A4 EP3951928 A4 EP 3951928A4
Authority
EP
European Patent Office
Prior art keywords
positive electrode
secondary battery
lithium ion
ion secondary
manufacturing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20783486.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3951928A1 (en
Inventor
Moeko Sato
Takeshi Saito
Shoichiro SHIRAISHI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Envision AESC Japan Ltd
Original Assignee
Envision AESC Japan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Envision AESC Japan Ltd filed Critical Envision AESC Japan Ltd
Publication of EP3951928A1 publication Critical patent/EP3951928A1/en
Publication of EP3951928A4 publication Critical patent/EP3951928A4/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • H01M4/75—Wires, rods or strips
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
EP20783486.2A 2019-03-29 2020-03-02 POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, POSITIVE ELECTRODE PLATE FOR LITHIUM-ION BATTERY AND THEIR MANUFACTURING PROCESS Pending EP3951928A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019067769A JP7372045B2 (ja) 2019-03-29 2019-03-29 リチウムイオン二次電池用の正極電極、リチウムイオン二次電池用の正極電極シート、その製造方法
PCT/JP2020/008660 WO2020202973A1 (ja) 2019-03-29 2020-03-02 リチウムイオン二次電池用の正極電極、リチウムイオン二次電池用の正極電極シート、および、その製造方法

Publications (2)

Publication Number Publication Date
EP3951928A1 EP3951928A1 (en) 2022-02-09
EP3951928A4 true EP3951928A4 (en) 2022-05-11

Family

ID=72668222

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20783486.2A Pending EP3951928A4 (en) 2019-03-29 2020-03-02 POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, POSITIVE ELECTRODE PLATE FOR LITHIUM-ION BATTERY AND THEIR MANUFACTURING PROCESS

Country Status (5)

Country Link
US (1) US20220173388A1 (ja)
EP (1) EP3951928A4 (ja)
JP (2) JP7372045B2 (ja)
CN (1) CN113748535A (ja)
WO (1) WO2020202973A1 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112310344A (zh) * 2020-11-02 2021-02-02 珠海冠宇电池股份有限公司 一种正极片及含有该正极片的锂离子电池
WO2022204967A1 (zh) * 2021-03-30 2022-10-06 宁德新能源科技有限公司 电化学装置和电子装置
CN113140696B (zh) * 2021-04-22 2023-07-25 珠海冠宇电池股份有限公司 负极片、锂离子电池及负极片的制备方法
CN113140697B (zh) * 2021-04-22 2023-06-13 珠海冠宇电池股份有限公司 正极片、锂离子电池及正极片的制备方法
EP4366025A1 (en) * 2021-07-06 2024-05-08 Ningde Amperex Technology Limited Electrochemical device and electronic device
KR20230015636A (ko) 2021-07-23 2023-01-31 주식회사 엘지에너지솔루션 음극 및 이를 포함하는 이차전지
CN114447408B (zh) * 2022-02-07 2024-03-01 珠海冠宇电池股份有限公司 一种电池及电子设备
CN218215361U (zh) * 2022-09-15 2023-01-03 珠海冠宇电池股份有限公司 极片和电池

Citations (5)

* Cited by examiner, † Cited by third party
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US20040202928A1 (en) * 2003-01-26 2004-10-14 Sanyo Electric Co., Ltd. Non-aqueous electrolyte secondary battery and manufacturing methods of an electrode used therein
US9099757B2 (en) * 2010-09-03 2015-08-04 Gs Yuasa International Ltd. Battery
US9865881B2 (en) * 2012-09-13 2018-01-09 Gs Yuasa International Ltd. Electrode assembly, method for producing electrode assembly, and electric storage device including electrode assembly
CN109244362A (zh) * 2018-11-05 2019-01-18 宁德新能源科技有限公司 正极极片、电化学装置及包含其的电子装置
US20190088951A1 (en) * 2017-09-15 2019-03-21 Toyota Jidosha Kabushiki Kaisha Non-aqueous electrolyte secondary battery and method of producing the same

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JPH1074535A (ja) 1996-07-04 1998-03-17 Sony Corp 電池の電極素子とその製造方法とその製造装置
JP4031635B2 (ja) 2001-11-08 2008-01-09 Ｔｄｋ株式会社 電気化学デバイス
JP2006147392A (ja) 2004-11-22 2006-06-08 Matsushita Electric Ind Co Ltd 電池
JP5260838B2 (ja) 2005-08-30 2013-08-14 三洋電機株式会社 非水系二次電池
JP5526488B2 (ja) 2008-03-26 2014-06-18 Ｔｄｋ株式会社 電気化学デバイス
JP5381588B2 (ja) 2009-10-02 2014-01-08 トヨタ自動車株式会社 リチウムイオン二次電池、車両及び電池搭載機器
JP5818150B2 (ja) 2010-11-05 2015-11-18 株式会社Ｇｓユアサ 蓄電素子用電極、それを用いた蓄電素子、および蓄電素子用電極の製造方法
JP5701688B2 (ja) 2011-01-31 2015-04-15 三洋電機株式会社 積層式電池およびその製造方法
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JP5723651B2 (ja) 2011-03-28 2015-05-27 台達電子工業股▲ふん▼有限公司 非水電解質二次電池及び非水電解質二次電池の製造方法
JP2013073906A (ja) 2011-09-29 2013-04-22 Toppan Printing Co Ltd 非水電解液二次電池用正極電極及び非水電解液二次電池
EP3005830B1 (en) 2013-05-30 2018-09-26 Corebon AB Heater apparatus and controllable heating process
JP2016186945A (ja) 2016-06-29 2016-10-27 オートモーティブエナジーサプライ株式会社 リチウムイオン二次電池
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040202928A1 (en) * 2003-01-26 2004-10-14 Sanyo Electric Co., Ltd. Non-aqueous electrolyte secondary battery and manufacturing methods of an electrode used therein
US9099757B2 (en) * 2010-09-03 2015-08-04 Gs Yuasa International Ltd. Battery
US9865881B2 (en) * 2012-09-13 2018-01-09 Gs Yuasa International Ltd. Electrode assembly, method for producing electrode assembly, and electric storage device including electrode assembly
US20190088951A1 (en) * 2017-09-15 2019-03-21 Toyota Jidosha Kabushiki Kaisha Non-aqueous electrolyte secondary battery and method of producing the same
CN109244362A (zh) * 2018-11-05 2019-01-18 宁德新能源科技有限公司 正极极片、电化学装置及包含其的电子装置

Also Published As

Publication number Publication date
JP2020167066A (ja) 2020-10-08
JP2023174896A (ja) 2023-12-08
WO2020202973A1 (ja) 2020-10-08
JP7372045B2 (ja) 2023-10-31
US20220173388A1 (en) 2022-06-02
CN113748535A (zh) 2021-12-03
EP3951928A1 (en) 2022-02-09

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